The USGS serves the Nation by providing reliable scientific information to describe and understand the Earth; minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources; and enhance and protect
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GSE
GSE offers the widest selection and highest quality of HDPE and LLDPE geomembranes, geosynthetic clay liners, geonets, geocomposites, nonwoven geotextiles, and concrete protection products. Visit GSE
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Corpscon Version 6.0
Corpscon, Version 6.0, is a MS-Windows-based program which allows the user to convert coordinates between Geographic, State Plane, Universal Transverse Mercator (UTM) and US National Grid systems on the North American Datum of 1927 (NAD […]
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Matterhorn
Creek stabilization, retaining walls, helix anchor foundations, erosion control systems fully engineered. Fish & Game, Army Corps, USDA, FEMA, Caltrans, State Water and State Architect approved. Headquartered in Santa Rosa, CA. Visit Matterhorn